[Amps] 572's

[Carl]

Sucking it up from the top has worked well for many decades in VHF/UHF 
cavity amps and other configurations.

Carl
KM1H

----- Original Message ----- 
From: "Jerry" <jsternmd at att.net>
To: "'Roger Parsons'" <ve3zi at yahoo.com>; "'Amps'" <amps at contesting.com>
Sent: Friday, May 03, 2013 10:10 AM
Subject: Re: [Amps] 572's


> How do you get the proper airflow through the 3CX800A7 bottom up, also 
> with
> the standard ceramic chimney in a horizontal position?
>
> 73 Jerry
> K1JOS
>
> -----Original Message-----
> From: Amps [mailto:amps-bounces at contesting.com] On Behalf Of Roger Parsons
> Sent: Friday, May 03, 2013 09:18
> To: Amps
> Subject: Re: [Amps] 572's
>
> "I have been running a Dentron MLA 2500, modified this way, for about 
> three
> years (Not the QSK). with absolutely no problems.  My concern with this 
> mod
> was mounting the tube horizontally.  This has not been an issue, up to 
> this
> point.  Comments?
>
> 73 de Lon, K5JV"
>
> I have also been using an MLA2500 modified with a horizontally mounted
> 3CX800A7 for over 10 years. It works fine - and the tube cost me $100 as
> although it was new it had been dropped and has a dented plate! Don't know
> about the other types of amplifiers mentioned.
>
> 73 Roger
> VE3ZI
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